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secondary 3 | A Maths
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kim Yeon Jae
Kim Yeon Jae

secondary 3 chevron_right A Maths

Hii I need help in the explanation of why my ans is wrong for the part that is circled... it should be 2^-7 instead of 2^-6 but I can’t find my mistake

- Qn asks to list the first three terms in the expansion of (2-x/4)^ n

Date Posted: 6 years ago
Views: 375

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Jiayang
Jiayang's answer
1883 answers (Tutor Details)
1st
Supposed to be n-7 not just -7

화이팅 ㅋㅋ
kim Yeon Jae
Kim Yeon Jae
6 years ago
Ohh yesshh I understand alr thanku very much ^^
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Chong Ten San
Chong Ten San's answer
563 answers (Tutor Details)
Got it?
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Arnold K H Tan
Arnold K H Tan's answer
2108 answers (A Helpful Person)
I tutor Chemistry, Physics and Biology, as well as A/Emath on the sidelines. Will attend to questions on these subjects, time permitting. Little or no time during the exam period, as I will be busy working to prepare my students to score well.
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Jazmen Tan
Jazmen Tan's answer
3 answers (Tutor Details)